Citazione APA

American Psychological association. (1927). Psychological abstracts. American Psychological association.

Stile di citazione Chicago

American Psychological association. Psychological Abstracts. Washington DC: American Psychological association, 1927.

Citazione MLA

American Psychological association. Psychological Abstracts. American Psychological association, 1927.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.